Will send a signal to all Clarity Alertmaster Receivers including AL10, AL12 and PXB

80 ft. Operating Range

Has an adjustable sensitivity setting

Operates on a 9-volt battery (included)

Covered under a 1-year mfg. warranty

Place this alerting unit next to your existing doorbell, door chime, or intercom announcer up to 80 feet away from base unit. Once triggered, it will send a wireless signal to a receiver to alert you that someone is at the door. This alerting system is activated by sound. This notification sensor operates on a 9-Volt Battery (included). Covered under a 1-year manufacturer warranty.